Gummischneckenzylinder für Gummimaschine

Technical Parameter

Quenching and Tempering Hardness  HB280-320

Screw Straightness  0.015mm

Nitriding Hardnes   HV850-1000

Nitrided Chromium Coating Surface Hardness≥900HV

Nitriding Depth  0.45~0.7mm

Chromium Coating Thickness   0.025~0.10mm

Nitridng Brittleness   2 Level

Duplex Alloy Hardness  HRC50-65

Surface Roughness  ≤Ra0.4

Duplex Alloy Depth   0.8~2.0mm

Materials and Technologies

Quality 38CrMoAIA (41CrAIMo7)

SKD61(H13)

Quality Duplex Stainless Steel

Gr12MoV

42CrMo

Quality Powder Metallurgy Materials 

40Cr

Hard Metal Cold/Thermal Spraying Technology

Zinc 3# Steel 

Advanced Nitriding Technology

Anti-corrosion and Wear-resisting Duplex Metal Spraying Technology